http://bugs.winehq.org/show_bug.cgi?id=10637
--- Comment #5 from Lei Zhang thestig@google.com 2007-12-02 11:07:25 --- What video card / driver / OS are you using? Does your X configuration have any special settings?
Are you saying before 2007-11-28, Wine built from GIT did not have this problem? If that's the case, run a regression test:
http://wiki.winehq.org/RegressionTesting